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Cryo-EM structure of N-terminal modified human vasoactive intestinal polypeptide receptor 2 (VIP2R) in complex with PACAP27 and Gs
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 4.561 f_angle_d 0.565 f_chiral_restr 0.043 f_bond_d 0.004 f_plane_restr 0.004
Sample Cryo-EM structure of the human vasoactive intestinal polypeptide receptor 2 in commplex with PACAP27 and G protein Sample Components Vasoactive intestinal polypeptide receptor 2 Pituitary adenylate cyclase-activating polypeptide 27 Guanine nucleotide-binding protein G(s) subunit alpha isoforms short/G(I)/G(S)/G(O) subunit gamma-2 Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1 Nanobody-35
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 770771 Reported Resolution (Å) 3.42 Resolution Method DIFFRACTION PATTERN/LAYERLINES Other Details Refinement Type Symmetry Type POINT
Map-Model Fitting and Refinement Id 1 Refinement Space Refinement Protocol Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 (6k x 4k) Electron Dose (electrons/Å**2) 80
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 1200 Maximum Defocus (nm) 2200 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS Imaging Mode BRIGHT FIELD Specimen Holder Model Nominal Magnification Calibrated Magnification Source OTHER Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version MODEL REFINEMENT PHENIX
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION